Hair trimmer housing



FIG. 1 is a perspective view of a hair trimmer housing.

FIG. 2 is a left side view of the design shown in FIG. 1, the right side being a mirror image of the left side.

FIG. 3 is a front view of the design shown in FIG. 1.

FIG. 4 is a rear view of the design shown in FIG. 1.

FIG. 5 is a top view of the design shown in FIG. 1; and,

FIG. 6 is a bottom view of the design shown in FIG. 1.

The present application is directed to the shape and contour of the designs illustrated in the drawings. The broken lines showing the environment is for illustrative purposes only and forms no part of the claimed design. 

CLAIM I claim the ornamental design for a hair trimmer housing, as shown and described. 